(a) Penalty.— If a seller or holder willfully violates a provision of this chapter regarding the imposition, computation or disclosure of a finance charge on a consolidated total of two or more agreements under section 6329 (relating to add-on sales), the buyer may recover from the seller or holder an amount equal to three times the total of the following, which have been actually paid by the buyer:

1. (1) Refinance charges under section 6327 (relating to refinancing).
2. (2) Late fees under section 6343 (relating to late fees).
3. (3) Costs of collection under section 6344 (relating to costs of collection).
4. (4) Finance charges under section 6345 (relating to finance charges).
5. (5) Extension and deferment charges under section 6347 (relating to extension and deferment).
6. (6) Interest after maturity under section 6348 (relating to interest rate after maturity).